.banner{
    margin-bottom:2em;
  }
  
  .function{
    position: relative;
    border-top: 1px solid #bdbdbd;
    margin-bottom:2em;
  
    .title{
      background: #fff;
      text-align: center;
      color:#1c91dd;
      font-size:1.5em;
      position: relative;
      top:-.8em;
      z-index:110;
      width:30%;
      margin:0 auto;
    }
  
    .list{
      display: flex;
      justify-content: space-around;
  
      .item{
        width:23%;
        text-align: center;
  
        .thumb{
          width:80%;
          margin:0 auto;
          margin-bottom:.5em;
        }
  
        .desc{
          color:#000;
          font-size:1.1em;
        }
      }
    }

    .box{
      display: flex;
      flex-wrap: wrap;
      margin-top: 1em;
      .back,.content{
        width:33.3%;
      }
  
      .content{
        background:#f5f5f5;
        padding:.5em 1em;
  
        .subject{
          color:#000;
          font-size:1.2em;
          margin-bottom:.5em;
        }
  
        .info{
          a{
            display: block;
            color:#666666;
          }
        }
      }
    }
  }


  .app{
    position: relative;
    border-top: 1px solid #bdbdbd;
    margin-bottom: 2em;
    .title{
      background: #fff;
      text-align: center;
      color:#1c91dd;
      font-size:1.5em;
      position: relative;
      top:-.8em;
      z-index:110;
      width:50%;
      margin:0 auto;
    }
  
    .banner{
      position: relative;
  
      .banner_img:hover + .back{
        left:0;
      }
      
      .back{
        transition:all linear .3s;
        position: absolute;
        left:-100%;
        top:0;
        width:40%;
        height:100%;
        background:rgba(0,0,0, .5);
        padding:1em;
        color:#fff;
  
        .short{
          font-weight: bold;
          margin-bottom:.5em;
        }
  
        .taglist{
          .tag{
            display: inline-block;
            border:1px solid #fff;
            padding:.2em 1em;
            margin-bottom:.5em;
          }
        }
      }
    }
  
    .btnlist{
      display: inline-flex;
      justify-content:space-between;
      padding:1em 0;
      width: 100%;
  
      .item{
        background-color: #55acee;
        display: inline-flex;
        justify-content: center;
        align-items: center;
        width: 49%;
        font-size:1.3em;
        padding:0.5em 0;
        color:#ffff;
        font-weight:bold;
        .item_img{
          width: 1.5em;
          margin-right: 0.5em;
        }
      }
  
      .item:last-child{
        background-color: #3b5998;
      }
    }
  
    .btnlist2{
      background-color: #363a42;
      display: inline-flex;
      justify-content: center;
      align-items: center;
      width: 100%;
      font-size:1.3em;
      padding:1em 0;
      font-weight:bold;
      color:#ffff;
      .item_img{
        width: 2em;
        margin-right: 0.5em;
      }
    }
  }

  .contact{

    position: relative;
    border-top: 1px solid #bdbdbd;
    margin-bottom:2em;
    
    .title{
      background: #fff;
      text-align: center;
      color:#1c91dd;
      font-size:1.5em;
      position: relative;
      top:-.8em;
      z-index:110;
      width:50%;
      margin:0 auto;
    }
  
    .content{
      margin-bottom: 2em;
      .line{
        margin-bottom:0.5em;
        img{
          width: 1.8em;
        }
        span{
          display: inline-block
        }
      }
      .line2{
        margin-bottom:0.5em;
        display:inline-flex;
        justify-content:space-between;
        align-items: center;
        .item{
          img{
            width: 1.8em;
          }
          span{
            display: inline-block
          }
        }
      }
    }
  
    .map{
      width: 100%;
      height: 15em;
      overflow: hidden;
    }
  }
